Usually no, but there can be a subtle difference in one case.

通常没有，但是有一种情况下会有一点细微的差别。

youdao

But there can be no general rules, nor standard time-scale.

但是不可能存在普适的规则，也不存在标准的时间表。

youdao

Some approaches will be addressed but there can be many others.

本文将讲述一些方法，但是还有许多其他的方法。

youdao

But there can be little debate about the results.

VOA: special.2009.01.17

There can be fighting without war but there can be no war without an organization that makes it something more than just plain fighting.

就算没有战争,争斗同样可以存在,但没有组织,便没有战争,组织使的战争的意义超出了单纯的争斗

耶鲁公开课 - 古希腊历史简介课程节选

But Descartes said that can't be because there are things that humans do that no machine could ever do.

但是笛卡尔否定了这一观点,因为有些事情,人类可以做到,机器永远不可能做到

耶鲁公开课 - 心理学导论课程节选

But there can be serious side effects, including liver problems and cartilage and tendon abnormalities.

FORBES: Day of Reckoning

We're going to have strict oversight, but there can be some, you know, leeway with wiretapping.

NPR: Political Wrap: DeLay Primary, Domestic Wiretapping

But there can be risks involved with having treatment in countries where regulations are less stringent.

BBC: News